@article {168716,
	title = {Heterocyclic synthesis with nitriles: Synthesis of some novel pyrazolo[1,5-a]pyrimidine and               pyridazino[3{\textquoteleft},4{\textquoteleft}:3,4] pyrazolo[1,5- a]pyrimidine derivatives.},
	journal = {Egypt. J. Chem.},
	volume = {42},
	year = {1999},
	pages = {75-82},
	author = {F. M. Abdelrazek, and N.H.Metwally, and A.A.Bazbouz}
}
